Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10041924 | Concentration-factor measurement device and method | Yukimasa Shimura | 2018-08-07 |
| 9791427 | System and method for calculating concentration of water treatment chemical | Yukimasa Shimura | 2017-10-17 |
| 9580138 | Bicycle crank assembly | Toshio Tetsuka, Fumiaki Yoshida, Michihiro Kodama | 2017-02-28 |
| 9581508 | Bicycle pedaling force detector | Toshio Tetsuka, Fumiaki Yoshida | 2017-02-28 |
| D728399 | Water quality analyzer | Satoshi Takizawa, Tetsuya Sato, Shuji Sugawara, Yuko Konno, Yukimasa Shimura | 2015-05-05 |
| 8728392 | Method of using an amine compound as anticorrosive for a boiler | Yukimasa Shimura | 2014-05-20 |